package com.king.springcloud.dao;

import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

/**
 * @author king
 * @date 2020/10/20 19:27
 */
@Mapper
public interface StorageDao {
    void decrease(@Param("productId") Long productId, @Param("count") Integer count);
}
